/*
** $Id: ltm.h,v 2.6 2005/06/06 13:30:25 roberto Exp $
** Tag methods
** See Copyright Notice in lua.h
*/

#ifndef ltm_h
#define ltm_h


#include "lobject.h"


/*
* WARNING: if you change the order of this enumeration,
* grep "ORDER TM"
*/
typedef enum 
{
	TM_INDEX,
	TM_NEWINDEX,
	TM_GC,
	TM_MODE,
	TM_EQ,  /* last tag method with `fast' access */
	TM_ADD,
	TM_SUB,
	TM_MUL,
	TM_DIV,
	TM_MOD,
	TM_POW,
	TM_UNM,
	TM_LEN,
	TM_LT,
	TM_LE,
	TM_CONCAT,
	TM_CALL,
	TM_N		/* number of elements in the enum */
} TMS;



#define		gfasttm(g,et,e) ((et) == NULL ? NULL : \
	((et)->flags & (1u<<(e))) ? NULL : luaT_gettm(et, e, (g)->tmname[e]))

#define		fasttm(l,et,e)	gfasttm(G(l), et, e)

LUAI_DATA const char *const luaT_typenames[];


LUAI_FUNC const TValue *luaT_gettm (Table *events, TMS event, TString *ename);
LUAI_FUNC const TValue *luaT_gettmbyobj (lua_State *L, const TValue *o, TMS event);
LUAI_FUNC void			luaT_init (lua_State *L);

#endif
